Weather Records on 27 July 2010

1,330 weather records were set or tied worldwide on 27 July 2010. Highest significance: Espanola, US.

Key Facts for 27 July 2010

On 27 July 2010, 1,330 weather records were set or tied at long-record stations worldwide.
808 were record highs and 278 were record lows, counting maximum and minimum temperature.
By timescale, 45 were all-time records, 39 monthly and 1,246 daily.
Espanola set a daily record precipitation of 55.4 mm (2.2 in) on 27 July 2010.
Across 162 earlier years (1805 to 2026) the same calendar date averaged 447 records.

Record Map

1,330 stations

1,330 station records on 27 July 2010 are marked on the map, coloured by record type. Dot size shows the significance score. Made with Natural Earth.

Weather records on 27 July 2010: highest significance records shown on the map
Station	Country	Type	Value	Significance
Espanola	United States	Record daily precipitation	55.4 mm (2.2 in)	71 of 100 (Major)
Yreka	United States	Record daily precipitation	32.3 mm (1.3 in)	69 of 100 (Major)
Thompsons 3 WSW	United States	Record high minimum temperature	30.6 C (87.1 F)	61 of 100 (Major)
Potosi 4 SW	United States	Record daily precipitation	51.1 mm (2.0 in)	58 of 100 (Notable)
Canton	United States	Record daily precipitation	76.7 mm (3.0 in)	52 of 100 (Notable)
Baldwyn	United States	Record daily precipitation	70.6 mm (2.8 in)	52 of 100 (Notable)
Kon-Kolodez	Russia	Record high maximum temperature	39.5 C (103.1 F)	50 of 100 (Notable)
Salisbury	United States	Record daily precipitation	59.7 mm (2.4 in)	50 of 100 (Notable)
Lainio	Sweden	Record daily precipitation	32.1 mm (1.3 in)	49 of 100 (Notable)
Loa	United States	Record high minimum temperature	17.2 C (63.0 F)	49 of 100 (Notable)
San Andres (Isla)/S	Colombia	Record daily precipitation	90.2 mm (3.6 in)	48 of 100 (Notable)
Valujki	Russia	Record high minimum temperature	25.6 C (78.1 F)	48 of 100 (Notable)
Alamo	Mexico	Record daily precipitation	80.8 mm (3.2 in)	47 of 100 (Notable)
Tuxtla Gutierrez (Dge)	Mexico	Record daily precipitation	84.3 mm (3.3 in)	45 of 100 (Notable)
Maitinez	Mexico	Record daily precipitation	166.9 mm (6.6 in)	45 of 100 (Notable)
Waynesville 2 W	United States	Record daily precipitation	69.9 mm (2.8 in)	45 of 100 (Notable)
Valley City 3 NNW	United States	Record daily precipitation	36.1 mm (1.4 in)	45 of 100 (Notable)
Cooper Landing 5 W	United States	Record daily precipitation	34.5 mm (1.4 in)	45 of 100 (Notable)
Monticello Muni AP	United States	Record daily precipitation	60.7 mm (2.4 in)	45 of 100 (Notable)
Palmerville	Australia	Record high minimum temperature	21.4 C (70.5 F)	44 of 100 (Notable)
La Florida	Mexico	Record high minimum temperature	20.6 C (69.1 F)	44 of 100 (Notable)
Elatma	Russia	Record high minimum temperature	24.2 C (75.6 F)	44 of 100 (Notable)
Juzhno-Sahalinsk	Russia	Record daily precipitation	54.1 mm (2.1 in)	44 of 100 (Notable)
Yumenzhen	China	Record high maximum temperature	38.0 C (100.4 F)	43 of 100 (Notable)
Bogucar	Russia	Record high maximum temperature	40.6 C (105.1 F)	43 of 100 (Notable)
Ashland	United States	Record daily precipitation	84.6 mm (3.3 in)	43 of 100 (Notable)
Pickens	United States	Record high minimum temperature	27.8 C (82.0 F)	43 of 100 (Notable)
Tot-Ma	Russia	Record high minimum temperature	19.4 C (66.9 F)	42 of 100 (Notable)
Poretskoye	Russia	Record high maximum temperature	35.6 C (96.1 F)	42 of 100 (Notable)
Greeneville Exp STN	United States	Record high minimum temperature	22.2 C (72.0 F)	42 of 100 (Notable)
Newport 1 NW	United States	Record high minimum temperature	23.3 C (73.9 F)	42 of 100 (Notable)
Mercedes 6 SSE	United States	Record low maximum temperature	26.7 C (80.1 F)	42 of 100 (Notable)
Chalco -San Lucas-	Mexico	Record low maximum temperature	11.1 C (52.0 F)	41 of 100 (Notable)
Zamboanga	Philippines	Record daily precipitation	81.5 mm (3.2 in)	41 of 100 (Notable)
Voronez	Russia	Record high maximum temperature	38.5 C (101.3 F)	41 of 100 (Notable)
Live Oak	United States	Record high maximum temperature	38.3 C (100.9 F)	41 of 100 (Notable)
Waycross 4 NE	United States	Record high maximum temperature	39.4 C (102.9 F)	41 of 100 (Notable)
Waynesboro 2 S	United States	Record high maximum temperature	40.0 C (104.0 F)	41 of 100 (Notable)
Chapel Hill 2 W	United States	Record high minimum temperature	24.4 C (75.9 F)	41 of 100 (Notable)
Courtenay 1 NW	United States	Record daily precipitation	70.1 mm (2.8 in)	41 of 100 (Notable)
Chappells 2 NNW	United States	Record daily precipitation	34.8 mm (1.4 in)	41 of 100 (Notable)
Diversion Dam	United States	Record high minimum temperature	18.3 C (64.9 F)	41 of 100 (Notable)
Cairns Post Office	Australia	Record high minimum temperature	21.3 C (70.3 F)	40 of 100 (Notable)
Truth Or Consequences	United States	Record low minimum temperature	11.1 C (52.0 F)	40 of 100 (Notable)
Riverton	United States	Record high minimum temperature	18.9 C (66.0 F)	40 of 100 (Notable)
Mikkeli Lentoasema	Finland	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Vierema Kaarakkala	Finland	Record high minimum temperature	21.1 C (70.0 F)	39 of 100 (Notable)
Atlatlahuacan	Mexico	Record low maximum temperature	20.6 C (69.1 F)	39 of 100 (Notable)
Porto	Portugal	Record high minimum temperature	25.7 C (78.3 F)	39 of 100 (Notable)
Voronez	Russia	Record high minimum temperature	23.8 C (74.8 F)	39 of 100 (Notable)
Balashov	Russia	Record high maximum temperature	41.0 C (105.8 F)	39 of 100 (Notable)
Urjupinsk	Russia	Record high minimum temperature	24.3 C (75.7 F)	39 of 100 (Notable)
Eufaula Wildlife Ref	United States	Record daily precipitation	73.2 mm (2.9 in)	39 of 100 (Notable)
Mexico	United States	Record daily precipitation	63.5 mm (2.5 in)	39 of 100 (Notable)
Forman 5 SSE	United States	Record high minimum temperature	21.7 C (71.1 F)	39 of 100 (Notable)
San Luis de la Paz	Mexico	Record daily precipitation	39.4 mm (1.6 in)	38 of 100 (Notable)
Mariano Abasolo	Mexico	Record daily precipitation	74.9 mm (2.9 in)	38 of 100 (Notable)
Plavsk	Russia	Record high maximum temperature	37.8 C (100.0 F)	38 of 100 (Notable)
Krasnaja_Gora	Russia	Record high maximum temperature	35.5 C (95.9 F)	38 of 100 (Notable)
Sailes Fire Twr	United States	Record daily precipitation	44.7 mm (1.8 in)	38 of 100 (Notable)

Counts by Type and Timescale

1,330 records

Records set or tied on 27 July 2010 by type: Highest daily maximum 286, Lowest daily maximum 195, Highest daily minimum 522, Lowest daily minimum 83, Heaviest daily rainfall 244.

Records on 27 July 2010 by type
Record type	Records
Highest daily maximum	286
Lowest daily maximum	195
Highest daily minimum	522
Lowest daily minimum	83
Heaviest daily rainfall	244
Heaviest daily snowfall	0
Deepest snow cover	0

Records on 27 July 2010 by timescale: all-time 45, monthly 39, daily 1,246.

How Much Records Were Beaten By

982 broken records

Margins by which the 982 broken records beat the old ones, in degrees Celsius for temperature and millimetres for precipitation and snow; the largest margin was 83.1. Ties are not counted.

Top 20 by Significance

27 July 2010

Top 20 records on 27 July 2010 by significance
Date	Station	Record	Value	Beat old record by	Old record stood	Significance
27 July 2010	Espanola, US	daily rain	55.4 mm (2.2 in)	36.1 mm (1.4 in)	71 years	71 of 100 (Major)
27 July 2010	Yreka, US	daily rain	32.3 mm (1.3 in)	26.7 mm (1.1 in)	65 years	69 of 100 (Major)
27 July 2010	Thompsons 3 WSW, US	all-time high min	30.6 C (87.1 F)	2.8 C (5.0 F)	53 years	61 of 100 (Major)
27 July 2010	Potosi 4 SW, US	daily rain	51.1 mm (2.0 in)	32.8 mm (1.3 in)	114 years	58 of 100 (Notable)
27 July 2010	Canton, US	daily rain	76.7 mm (3.0 in)	23.9 mm (0.9 in)	92 years	52 of 100 (Notable)
27 July 2010	Baldwyn, US	daily rain	70.6 mm (2.8 in)	37.1 mm (1.5 in)	61 years	52 of 100 (Notable)
27 July 2010	Kon-Kolodez, RU	all-time high max	39.5 C (103.1 F)	0.5 C (0.9 F)	63 years	50 of 100 (Notable)
27 July 2010	Salisbury, US	daily rain	59.7 mm (2.4 in)	21.3 mm (0.8 in)	84 years	50 of 100 (Notable)
27 July 2010	Lainio, SE	daily rain	32.1 mm (1.3 in)	26.2 mm (1.0 in)	25 years	49 of 100 (Notable)
27 July 2010	Loa, US	daily high min	17.2 C (63.0 F)	2.8 C (5.0 F)	110 years	49 of 100 (Notable)
27 July 2010	San Andres (Isla)/S, CO	daily rain	90.2 mm (3.6 in)	66.2 mm (2.6 in)	13 years	48 of 100 (Notable)
27 July 2010	Valujki, RU	all-time high min	25.6 C (78.1 F)	0.9 C (1.6 F)	63 years	48 of 100 (Notable)
27 July 2010	Alamo, MX	daily rain	80.8 mm (3.2 in)	57.7 mm (2.3 in)	37 years	47 of 100 (Notable)
27 July 2010	Tuxtla Gutierrez (Dge), MX	daily rain	84.3 mm (3.3 in)	54.6 mm (2.1 in)	3 years	45 of 100 (Notable)
27 July 2010	Maitinez, MX	daily rain	166.9 mm (6.6 in)	83.1 mm (3.3 in)	35 years	45 of 100 (Notable)
27 July 2010	Waynesville 2 W, US	daily rain	69.9 mm (2.8 in)	38.1 mm (1.5 in)	44 years	45 of 100 (Notable)
27 July 2010	Valley City 3 NNW, US	daily rain	36.1 mm (1.4 in)	9.7 mm (0.38 in)	92 years	45 of 100 (Notable)
27 July 2010	Cooper Landing 5 W, US	daily rain	34.5 mm (1.4 in)	26.9 mm (1.1 in)	8 years	45 of 100 (Notable)
27 July 2010	Monticello Muni AP, US	daily rain	60.7 mm (2.4 in)	8.9 mm (0.35 in)	118 years	45 of 100 (Notable)
27 July 2010	Palmerville, AU	daily high min	21.4 C (70.5 F)	1.3 C (2.3 F)	112 years	44 of 100 (Notable)

Significance is a score from 0 to 100 combining margin, the age of the old record and the length of the station's record. How it is computed.

The Same Date in Other Years

1805 to 2010

Records set or tied on this calendar date in each year from 1805 to 2010. 2010 had 1,330 records.

Counts for years before the ledger starts come from the same station rules.

Records on 07-27 in each year
Year	Records
1805	1
1815	2
1820	1
1832	2
1847	1
1852	1
1856	2
1857	2
1862	1
1863	1
1867	2
1868	4
1870	1
1871	1
1872	2
1873	1
1875	1
1876	2
1877	2
1881	2
1882	1
1883	5
1884	2
1886	1
1887	3
1888	3
1889	4
1890	5
1891	1
1893	2
1894	1
1895	2
1896	1
1897	5
1898	2
1899	4
1900	5
1901	11
1902	4
1903	13
1904	13
1905	7
1906	16
1907	14
1908	17
1909	18
1910	7
1911	51
1912	89
1913	43
1914	44
1915	31
1916	143
1917	46
1918	103
1919	86
1920	67
1921	123
1922	95
1923	142
1924	71
1925	234
1926	131
1927	69
1928	222
1929	177
1930	786
1931	429
1932	172
1933	414
1934	471
1935	289
1936	971
1937	407
1938	287
1939	284
1940	632
1941	457
1942	258
1943	326
1944	398
1945	337
1946	680
1947	389
1948	485
1949	418
1950	797
1951	207
1952	476
1953	248
1954	294
1955	521
1956	325
1957	372
1958	491
1959	395
1960	385
1961	277
1962	1,009
1963	584
1964	335
1965	434
1966	594
1967	559
1968	391
1969	588
1970	379
1971	1,083
1972	790
1973	751
1974	403
1975	588
1976	426
1977	878
1978	583
1979	749
1980	760
1981	1,233
1982	584
1983	1,455
1984	1,613
1985	571
1986	836
1987	1,108
1988	936
1989	1,103
1990	846
1991	763
1992	791
1993	1,317
1994	1,851
1995	1,192
1996	950
1997	1,173
1998	1,363
1999	820
2000	1,019
2001	1,265
2002	816
2003	1,064
2004	1,552
2005	1,743
2006	1,321
2007	904
2008	784
2009	829
2010	1,330
2011	1,007
2012	823
2013	1,110
2014	591
2015	744
2016	564
2017	460
2018	737
2019	597
2020	842
2021	1,131
2022	855
2023	826
2024	646
2025	853
2026	1,170

Download the Data

Data for records on 2010-07-27: CSV or JSON. Field meanings are on the data page.

Sources: Source: NOAA National Centers for Environmental Information, Global Historical Climatology Network Daily (GHCN-Daily). Records are computed by World Extreme Weather Monitor and are not official NOAA products. (US Government open data (NOAA NCEI)) Made with Natural Earth. Public domain map data. Borders are Natural Earth's de facto depiction. Data as of 2026-10-17 (17 October 2026). Records are computed by this site and are not official.

Data as of 2026-10-16. Last revised 16 October 2026 (2026-10-16).

Margin	Records
0 to 20	928
20 to 40	42
40 to 60	7
60 to 80	4
80 to 100	1